Expanded Fifth Edition. US Longitudes and Latitudes, Time Changes and Time Zones.
Over 152,000 locations. The complete clock-setting history of virutally every incorporated or unincorporated city, town, village, neighborhood, airport and military base in the United States.

Time changes and time zones from 1883 to 2000. Every geographical entry is referenced to a Standard/Daylight Time Change and Time Zone Table.

Fascination with the nature of time and a love of atlases, combined with skills as a computer programmer, made the creation of this book a natural project for Thomas Shanks. He was Research Director of Astro Computer Services from 1976 to 1990. He has published many papers for journals such as Kosmos, NCGR Journal, and Astro-Psychological Problems. He now designs and writes programs and assists a number of scientific research projects.